Find an old Mars 401(k)

Who to contact about an account in each of the 6 Mars plans, from the filings. Free, no sign-up, no Social Security number.

Mars Veterinary Health 401(k) Savings Plan

Mars, Incorporated · Plan 008 · EIN 22-1594774 · Hackettstown, NJ

Active · plan year 2024 filing401(k)
Plan administratorU.S Benefit Plans Committee
800 High Street, Hackettstown, NJ 07840
Form 5500 ↗
Recordkeeper (who holds the accounts)Fidelity Investments InstitutionalSchedule C ↗
Former employees with balances11,821 separated participants still had money in the planForm 5500 ↗

U.S. Associate Savings Plan

Mars, Incorporated · Plan 004 · EIN 22-1594774 · Hackettstown, NJ

Active · plan year 2024 filing401(k)
Plan administratorU.S. Benefit Plans Committee
800 High Street, Hackettstown, NJ 07840
Form 5500 ↗
Recordkeeper (who holds the accounts)Fidelity Investments InstitutionalSchedule C ↗
Former employees with balances4,742 separated participants still had money in the planForm 5500 ↗

Mars Deferred Compensation Plan

Mars, Incorporated · Plan 003 · EIN 22-1594774 · Hackettstown, NJ

Active · plan year 2024 filing401(k)
Plan administratorU.S. Benefit Plans Committee
800 High Street, Hackettstown, NJ 07840
Form 5500 ↗
Recordkeeper (who holds the accounts)Fidelity Investments Institutional2023 Schedule C ↗
Former employees with balances907 separated participants still had money in the planForm 5500 ↗

U.S. Associate Savings Advantage Plan

Mars, Incorporated · Plan 006 · EIN 22-1594774 · Hackettstown, NJ

Active · plan year 2024 filing401(k)
Plan administratorU.S. Benefits Plan Committee
800 High Street, Hackettstown, NJ 07840
Form 5500 ↗
Recordkeeper (who holds the accounts)Fidelity Investments InstitutionalSchedule C ↗
Former employees with balances216 separated participants still had money in the planForm 5500 ↗

Mars Puerto Rico Associate Savings Plan

Mars, Incorporated · Plan 009 · EIN 22-1594774 · Hackettstown, NJ

Active · plan year 2025 filingProfit-sharing
Plan administratorMedical Management International Puerto Rico LLC
18101 SE 6th Way, Vancouver, WA 98683
Form 5500 ↗
Recordkeeper (who holds the accounts)Not listed on Schedule C (small plans often don't file one)

U. S. Retirement Plan

Mars, Incorporated · Plan 001 · EIN 22-1594774 · Hackettstown, NJ

Active · plan year 2024 filingPension (defined benefit)
Plan administratorU.S. Benefit Plans Committee
800 High Street, Hackettstown, NJ 07840
Form 5500 ↗
Recordkeeper (who holds the accounts)Willis Towers Watson US LLCSchedule C ↗
Former employees with balances9,375 separated participants still had money in the planForm 5500 ↗

Mars 401(k) match, vesting and fees →

Found it? Your options

Leave itOften allowed if your balance is over $7,000. You keep the plan's investments and fees.
Move it to your new job's planIf the new plan accepts roll-ins. Ask the new plan's recordkeeper.
Roll it into an IRAMore investment choices, and you control it. A direct rollover avoids withholding and penalties.
Cash outUsually taxed, plus a 10% penalty if you are under 59½.

General information, not financial or tax advice. Rules depend on your plan and situation.

How to track down the account

  1. Call the plan administrator or recordkeeper listed on the filing. Have your name, Social Security number and dates of employment ready.
  2. If the plan terminated, ask the administrator where balances went (another plan, an IRA provider, or a state unclaimed-property office).
  3. Over 65? Also check the Department of Labor's Retirement Savings Lost and Found database.

Common questions

How do I find my old Mars 401(k)?

Contact the plan administrator listed on the plan's Form 5500 filing: U.S Benefit Plans Committee, (703) 821-4900. The accounts are held by the recordkeeper, Fidelity Investments Institutional. Have your Social Security number and dates of employment ready.

What is the Mars 401(k) phone number?

The plan administrator phone number on the plan year 2024 filing is (703) 821-4900.

Contacts are as filed on each plan's latest Form 5500 and may be out of date. PlanFacts is not affiliated with Mars and does not hold accounts. Not financial advice. Report a correction